proj4.defs("EPSG:3120","+proj=sterea +lat_0=50.625 +lon_0=21.0833333333333 +k=0.9998 +x_0=4637000 +y_0=5467000 +ellps=krass +towgs84=28,-121,-77,0,0,0,0 +units=m +no_defs +type=crs");